The Three Sisters is a rock formation in the Blue Mountains are close to the town of Katoomba and are one of the Blue Mountains' best known sites, towering above the Jamison Valley. Their names are Meehni (922 m), Wimlah (918 m), and Gunnedoo (906 m).
From nearby Echo Point, a bushwalking trail leads to the Three Sisters and down to the valley floor via more than 800...